Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757588AbZDFSuL (ORCPT ); Mon, 6 Apr 2009 14:50:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754581AbZDFSty (ORCPT ); Mon, 6 Apr 2009 14:49:54 -0400 Received: from srv5.dvmed.net ([207.36.208.214]:45733 "EHLO mail.dvmed.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753708AbZDFSty (ORCPT ); Mon, 6 Apr 2009 14:49:54 -0400 Message-ID: <49DA4ECC.9050204@garzik.org> Date: Mon, 06 Apr 2009 14:49:48 -0400 From: Jeff Garzik User-Agent: Thunderbird 2.0.0.21 (X11/20090320) MIME-Version: 1.0 To: Stephen Hemminger CC: Robin Getz , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Chris Peterson , Matt Mackall , David Miller Subject: Re: IRQF_SAMPLE_RANDOM question... References: <200904061430.26276.rgetz@blackfin.uclinux.org> <49DA4C85.5090806@garzik.org> <20090406114432.3a554eba@nehalam> In-Reply-To: <20090406114432.3a554eba@nehalam> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: -4.4 (----) X-Spam-Report: SpamAssassin version 3.2.5 on srv5.dvmed.net summary: Content analysis details: (-4.4 points, 5.0 required) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 587 Lines: 18 Stephen Hemminger wrote: > The real problem one is xen-netfront. Because 1) it is least random, > the attacker might be another VM 2) the VM is most in need of random > samples because it doesn't have real hardware. Agreed. I'm surprised Xen doesn't use virtio-rng. I guess it needs a special Xen paravirt driver for randomness. Jeff -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/